The Manker E03H III is an ultra-compact, versatile angle flashlight that stands out as both an everyday carry (EDC) essential and a high-performing headlamp. Designed for users who demand reliability, this third-generation model brings a whole new level of performance, usability, and durability, making it one of the best in its class for 14500/AA-powered flashlights. With its maximum output of 1,200 lumens, it easily competes with larger lights while maintaining a pocket-friendly size.

Key Features:

1. Revolutionary Design: The E03H III is built from the ground up based on user feedback from the previous generations, bringing significant improvements. Its robust construction, including aircraft-grade aluminum alloy and 304 stainless steel, ensures superior durability. The one-piece, precision-milled head enhances heat dissipation, making it suitable for prolonged use.

2. Premium Materials and Technology: Inside, the E03H III is packed with state-of-the-art technology. Its dual constant current drivers (Non-PWM) provide efficient performance, and the advanced temperature regulation ensures that the flashlight remains cool even during high output use. Equipped with a copper MCPCB for enhanced thermal conductivity and a high-performance LED emitter, this light is engineered for longevity and consistent brightness.

3. Exceptional Output: Capable of producing up to 1,200 lumens with its 14500 battery, the E03H III provides a bright, powerful beam. When used with AA NiMH or Alkaline batteries, the output adjusts accordingly, still delivering impressive brightness. It offers multiple lighting modes, including Turbo, Strobe, Beacon, and SOS, making it ideal for a variety of tasks—from daily EDC use to emergency situations.

4. Enhanced Usability: The easy-to-use user interface includes a single metal button for toggling through brightness levels and modes. With a memory function, the light remembers your last-used mode, so you can easily pick up where you left off. Additionally, the mechanical and software-based lockout features prevent accidental activation, a thoughtful touch for EDC enthusiasts.

5. Dual-Power Capabilities: This flashlight supports both a 14500 rechargeable battery and standard AA batteries (NiMH or Alkaline), offering flexibility and convenience. The included 14500 battery is USB-C rechargeable, making it perfect for users on the go, while the compatibility with AA batteries ensures that you’ll never be caught without a power source.

6. Magnetic Tail and Hands-Free Use: Retaining a feature from previous versions, the magnetic tailcap allows the flashlight to attach securely to any metal surface for hands-free lighting. This is especially useful for mechanical work, camping, or roadside repairs. Paired with the included adjustable elastic headband, the E03H III easily transforms into a high-quality headlamp.

7. Durability You Can Rely On: Built to last, the E03H III is IP68-rated waterproof and can withstand being submerged in up to 2 meters of water. It’s also drop-resistant to 2 meters, providing peace of mind for users in rugged environments. Whether you're in extreme weather conditions or tackling tough tasks, this flashlight can handle it all.

8. Customizable Filters: The E03H III includes easily attachable white, red, and green filters, giving users even more versatility. Whether you’re reading, camping, signaling, or using the flashlight in tactical situations, the filters allow for tailored lighting options without hassle.

Specifications
• Light Source: 1x 6500K cool white LED emitter or 1x NICHIA 519A-V1 4000K high CRI R9080 LED emitter
• Light Modes: Moonlight mode (Mo 1 level - Mo 2 level - Mo 3 level) + General mode (Low - Medium - High) + Turbo + Special mode (Strobe - Beacon - SOS)
• Maximum Output: 1200 lumens (powered by Mankerlight 14500 USB-C Li-ion Battery)
• Maximum Beam Distance: 115 meters (377.30 feet)
• Impact Resistance: 2 meters
• Waterproof Standard: IP68 rated, tested 2 meter underwater for 60 minutes
• Battery compatible: 1x button-top 14500 li-ion / 1x Alkaline AA / 1x Ni-MH AA
• Working Voltage: 0.8 V - 4.2 V
• Driver: High efficiency constant current circuit (both 14500 and AA)
• Body Material: Aircraft-grade 6061-T6 aluminum alloy with Type-III hard-anodized
• Clip Type: Removable & reversible clip
• Clip Material: 304 stainless steel
• Button Material: 304 stainless steel with bead blasted finish
• Screw-on Bezel Material: 304 stainless steel with bead blasted finish
• Connector Finish: immersion gold and gold plated
• Optic: high temperature resistant PMMA total internal reflection (TIR) lens
• Size: 82.7mm (length) x Φ19.5mm (body dia.) x Φ20.1mm (tail dia.) / 3.26" x 0.77" x 0.79";
           Clip groove: Φ16.7mm (dia.) x 4mm(width) / 0.66" x 0.15"
• Weight: 41.3 g | 1.46 oz (without battery),
               62.8 g | 2.22 oz (included USB-C 14500 battery)

Package content
1x Mankerlight E03H III flashlight
1x Mankerlight headband for E03H III
1x Stainless steel reversible pocket clip
3x Customized filters (1x white / 1x red / 1x green) - Limited Free
1x Mankerlight 920 mAh protected 14500 lithium battery with Type-C USB port
1x Type-C USB charging cable
1x Spare waterproof o-ring
1x User manual

Operating Instructions
- Lock/Unlock: Locking out the flashlight when not in use is highly recommended. From OFF status, just long press 5 seconds to LOCK OUT. The flashlight will then blink two times to indicate that it has been LOCKED. To UNLOCK, long press 5 seconds again, flashlight will turn on last used brightness level in general mode to indicate it has been unlocked.
- General Mode: From OFF status, simply press and hold down to low level. Press and hold down to cycle through the different levels: Low > Medium > High > back to Low. From any of these levels, click once to turn OFF and store that last level into level memory.
- Moonlight Mode: From OFF status, long press 1.5 seconds to Moonlight mode. Press and hold down to cycle through the different moonlight levels: Mo1 > Mo2 > Mo3 > back to Mo1. from different moonlight levels, click once to turn OFF and store that last moonlight level into moonlight level memory.
- Turbo: From OFF or from other levels, double click to turn on Turbo. If a single click after this turns the flashlight OFF or if double click again or long press after this turns to turn on the level of general mode last used or if triple click (click 3 times fast) after this turns to special mode.
- Special Mode: From OFF or from other levels, triple click (click 3 times fast) to turn on Strobe. Press and hold down to cycle throught different levels: Strobe > Beacon > SOS back to Strobe. From any of these levels, click once to turn OFF.

Tip1: E03H III have memory function
Tip2: E03H III have low voltage protection (LVP) function. When the battery is low, it will stepdown to ultra-low level and keep its brightness in a certain time, and then turn off automatically when the battery is out of power. so after stepdowning to ultra-low brightness, it is time for you to recharge your battery.

Technical Data of 6500K Cool White
Power by Mankerlight 3.7V 920mAh 14500 USB-C li-ion battery:
Moonlight 1 level: 0.1 lumens, -
Moonlight 2 level: 1 lumens, -
Moonlight 3 level: 2.5 lumens, -
Low level: 45 lumens, 9 hours 30 minutes
Medium level: 160 lumens - 12 lumens, 2 hours 40 minutes + 50 minutes
High level: 600 lumens - 320 lumens - 12 lumens, 90 seconds + 1 hours 15 minutes + 50 minutes
Turbo level: 1200 lumens - 320 lumens - 12 lumens, 40 seconds + 1 hours 10 minutes + 50 minutes
Strobe: 1200 lumens
Beacon: 1200 lumens
SOS: 1200 lumens

Powered by Panasonic 1.2V 2450mAh Eneloop Pro AA Ni-MH Battery:
Moonlight 1 level: 0.1 lumens, -
Moonlight 2 level: 1 lumens, -
Moonlight 3 level: 2.5 lumens, -
Low level: 15 lumens, 10 hours 30 minutes
Medium level: 60 lumens - 4 lumens, 3 hours 40 minutes + 30 minutes
High level: 165 lumens - 100 lumens - 4 lumens, 3 minutes + 1 hours 50 minutes + 55 minutes
Turbo level: 340 lumens - 100 lumens - 4 lumens, 90 seconds + 2 hours 5 minutes + 40 minutes
Strobe: 340 lumens
Beacon: 340 lumens
SOS: 340 lumens

Powered by NANFU 1.5V LR6 3500mAh 1.5V AA Alkaline Battery:
Moonlight 1 level: 0.1 lumens, -
Moonlight 2 level: 1 lumens, -
Moonlight 3 level: 2.5 lumens, -
Low level: 15 lumens, 12 hours
Medium level: 60 lumens - 4 lumens, 3 hours 40 minutes + 7 hours
High level: 165 lumens - 100 lumens - 4 lumens, 3 minutes + 1 hours 20 minutes + 10 hours 30 minutes
Turbo level: 340 lumens - 100 lumens - 4 lumens, 90 seconds + 1 hours 22 minutes + 13 hours
Strobe: 340 lumens
Beacon: 340 lumens
SOS: 340 lumens

Technical Data of Nichia 519A-V1 4000K High CRI R9080
Power by Mankerlight 3.7V 920mAh 14500 USB-C li-ion battery:
Moonlight 1 level: 0.1 lumens, -
Moonlight 2 level: 0.8 lumens, -
Moonlight 3 level: 2 lumens, -
Low level: 40 lumens, 9 hours 30 minutes
Medium level: 130 lumens - 10 lumens, 2 hours 40 minutes + 50 minutes
High level: 400 lumens - 240 lumens - 10 lumens, 90 seconds + 1 hours 15 minutes + 50 minutes
Turbo level: 800 lumens - 240 lumens - 10 lumens, 40 seconds + 1 hours 10 minutes + 50 minutes
Strobe: 800 lumens
Beacon: 800 lumens
SOS: 800 lumens

Powered by Panasonic 1.2V 2450mAh Eneloop Pro AA Ni-MH Battery:
Moonlight 1 level: 0.1 lumens, -
Moonlight 2 level: 0.8 lumens, -
Moonlight 3 level: 2 lumens, -
Low level: 13 lumens, 10 hours 30 minutes
Medium level: 50 lumens - 3 lumens, 3 hours 40 minutes + 30 minutes
High level: 120 lumens - 80 lumens - 3 lumens, 3 minutes + 1 hours 50 minutes + 55 minutes
Turbo level: 250 lumens - 80 lumens - 3 lumens, 90 seconds + 2 hours 5 minutes + 40 minutes
Strobe: 250 lumens
Beacon: 250 lumens
SOS: 250 lumens

Powered by NANFU 1.5V LR6 3500mAh AA Alkaline Battery:
Moonlight 1 level: 0.1 lumens, -
Moonlight 2 level: 0.8 lumens, -
Moonlight 3 level: 2 lumens, -
Low level: 13 lumens, 12 hours
Medium level: 50 lumens - 3 lumens, 3 hours 40 minutes + 7 hours
High level: 120 lumens - 80 lumens - 3 lumens, 3 minutes + 1 hours 20 minutes + 10 hours 30 minutes
Turbo level: 250 lumens - 80 lumens - 3 lumens, 90 seconds + 1 hours 22 minutes + 13 hours
Strobe: 250 lumens
Beacon: 250 lumens
SOS: 250 lumens

Battery Charging
- E03H III comes with one Mankerlight 920mAh 14500 li-ion battery with a built-in Type-C USB charging port.
- Our 14500 battery support fast charging USB-C charger (such as QC,PD) and also works via USB-C to USB-C charging.
- Battery charging indicator: plug USB Type-C socket of the included charging cable into the USB-C port of 14500 battery, and connect another USB socket to the adapter. our 14500 battery has built-in intelligent identified charging function. When battery is charging, the indicator will be red. After battery charging is completed, the indicator will change to green.
- Fully charging time: about 2 hours via universal charging adapter.

Reversible Clip Install & Disassembly

-

Multi-purpose Filter Install & Disassembly

If you install filter in horizontal direction from the front E03H III head, you can use it for getting wider & softer flood lighting

If you install filter in vertical direction from the E03H III button top, you can use it as physical lock to prevent accidental activation when travel.

If you do not want to use filter, you can also install filter in horizontal direction from back the head.

SHIPPING
The final shipping cost and estimated delivery timeframe will be available to you during checkout. Currently, we offer 3 International shipping methods which are steady and easy to track. Priority worldwide shipping, Premium ( Partial countries) and a faster Express shipping. The estimated times stated below are not guaranteed. An international package could experience delays like postal strikes or severe weather or Cov-19 situation. All shipping ways, PO Box address is not acceptable.

For some flashlights, there's a pure battery inside（phone charging）,If We can not ship your packages via USPS or DHL,we'll ship your package in another way.

Note:
When you place an order for just the batteries, for easy shipping, faster and safe delivery, the batteries are placed in the flashlights.

If you don’t receive your order within the estimated time frame provided below and suspect that it might be lost in transit, please contact Flashlightgo Support ( support@flashlightgo.com ) and we can look into the order with the courier. Lost-in-transit requests must be submitted to Flashlightgo Support within 3 months of the date of shipping or before the courier archives the tracking information.

Option 1.
Express by DHL/UPS/Fedex/Aramax/SF etc ( there may be tax need to pay in this way),
The estimated time of delivery is usually 3-7 work days depending on the country. Includes detailed tracking and confirmation of delivery.

Option 2.
Premium ( 6-10days, All tax and Duty Paid),
All tax and duty are prepaid to carrier by Flashlightgo before shipping, so you dont need to pay any tax or duty when you get it.

Option 3.
Priority shipping(1-2 Weeks, average 10 days)
If we marked it is with all tax and duty paid, all tax and duty are prepaid to carrier by Flashlightgo before shipping, so you dont need to pay any tax or duty when you get it.

Learn more,Please click on Here.

To ensure that you get the desirable product, we allow a seven-day product return period. Any product return application outside this period will not be entertained.
All returned product must be unused and the original package should be kept.

Return：
We do not offer return for personal products like socks and hats or food, magazine and fragile or dangerous products The original receipt must be available for application of return.

Discount products：
No product return for discount products

Gifts products：
If the item is marked as a gift when purchased and shipped directly to you, it cannot be exchanged , refunded or warranty.

Exchange：
We only replace items if they are defective or damaged.
Exchange service are offered only to wrong deliveries or product damage not caused by client. If needed, please email to info@flashlightgo.com.

Warranty
How long is the warranty period?
Flashlightgo warrants to the original purchaser that the Product(s) shall be free of any defect in material or workmanship for a period of one year for labor and one year for parts from the date of the original order except the items listed below:
Chargers,Batteries and Other Accessories: 3 months warranty

Should the Product(s) supplied by Flashlightgo prove defective because of improper workmanship or material as reasonably determined by us, Flashlightgo agrees, at its option, to either repair or replace the Product free of charge, excluding any shipping or handling charges.

Learn more,Please click here.