1. Танилцуулга
Thank you for choosing the LETMY L2 LED Flashlight. This manual provides essential information for the safe and effective use of your new flashlight. The LETMY L2 is a high-performance, durable, and versatile LED flashlight designed for various applications, offering 5000 lumens of brightness, five lighting modes, and a zoomable beam function. Its waterproof design ensures reliable operation in diverse conditions.

Image 1.1: Two LETMY L2 LED Flashlights with their packaging.
2. Бүтээгдэхүүний бүрэлдэхүүн хэсгүүд
The LETMY L2 LED Flashlight is constructed from durable aluminum alloy and features a robust design. Key components include:
- Light Head: Contains the LED chip and convex lens.
- Convex Lens: Allows for adjustable focus.
- Томруулж болох дизайн: Mechanism for adjusting beam width.
- Салдаг клип: Зөөвөрлөхөд тохиромжтой.
- Anti-skid Design: Textured body for secure grip.
- Waterproof O-ring: Ensures water resistance.
- AAA зай эзэмшигч: For use with 3 AAA batteries.
- Plastic Tube: For use with a single 18650 rechargeable battery (battery not included).
- Эрчим хүч солих: Located on the tail cap.
- Tail Cover: Protects the power switch and battery compartment.

Image 2.1: Detailed component breakdown of the LETMY L2 Flashlight.
3. Тохиргоо
3.1 Батерей суурилуулах
The LETMY L2 flashlight operates on either three AAA alkaline batteries or one 18650 rechargeable battery. Batteries are not included with the product.
- Unscrew the tail cover of the flashlight by turning it counter-clockwise.
- AAA батерейны хувьд: Insert three AAA batteries into the provided AAA battery holder, ensuring correct polarity (+/-). Then, insert the battery holder into the flashlight body with the positive (+) end facing towards the light head.
- 18650 батерейны хувьд: Place one 18650 rechargeable battery into the provided plastic tube (if using a smaller diameter 18650 battery for a snug fit). Insert the battery (with or without the tube) into the flashlight body with the positive (+) end facing towards the light head.
- Screw the tail cover back onto the flashlight body by turning it clockwise until securely tightened. Avoid overtightening.
Caution: Ensure correct battery polarity to prevent damage to the flashlight. Do not mix old and new batteries, or different types of batteries.
4. Ашиглалтын заавар
4.1 Асаах/унтраах
To turn the flashlight on or off, fully press the power switch located on the tail cap until it clicks.
4.2 Changing Lighting Modes
The LETMY L2 flashlight features five lighting modes: High, Medium, Low, Strobe, and SOS.
- With the flashlight turned on, lightly press the power switch (half-press) without clicking it fully. Each half-press will cycle through the modes in the following order: High → Medium → Low → Strobe → SOS.
- Alternatively, a rapid full off-on press of the power switch will also cycle through the lighting modes.

Image 4.1: Five lighting modes and adjustable focus demonstration.
4.3 Adjustable Focus (Zoom Function)
The flashlight features a zoomable design, allowing you to adjust the beam from a wide floodlight to a focused spotlight.
- To adjust the focus, gently push or pull the light head forward or backward.
- Pushing the head forward will narrow the beam into a spotlight.
- Pulling the head backward will widen the beam into a floodlight.
5. Засвар үйлчилгээ
5.1 Цэвэрлэгээ
- Гар чийдэнгийн их биеийг зөөлөн арчиж, damp шороо, хог хаягдлыг арилгах даавуу.
- Do not use abrasive cleaners or solvents, as these may damage the finish or internal components.
- Гэрлийг оновчтой гаргахын тулд линзийг цэвэр байлга. Шаардлагатай бол линз цэвэрлэгч алчуур ашиглаарай.
5.2 Батерейны арчилгаа
- Remove batteries if the flashlight will not be used for an extended period to prevent leakage and corrosion.
- Батерейг сэрүүн, хуурай газар хадгална.
- Ашигласан батерейг орон нутгийн дүрэм журмын дагуу хариуцлагатайгаар устгана уу.
5.3 Усны эсэргүүцэл
The LETMY L2 flashlight is IP65 waterproof, meaning it is protected against low-pressure water jets from any direction. It is suitable for use in rainy conditions but should not be submerged in water.

Image 5.1: Flashlight demonstrating water resistance in rainy conditions.
6. Алдаа засах
| Асуудал | Боломжит шалтгаан | Шийдэл |
|---|---|---|
| Гар чийдэн асахгүй байна. |
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| Гэрлийн гаралт бүдэг эсвэл анивчих. |
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| Горимуудыг өөрчлөх боломжгүй. |
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7. Техникийн үзүүлэлтүүд
- Брэнд: ЛЕТМИ
- Загвар: L2
- Гэрлийн эх үүсвэр: LED (BEST LED Chip, >50,000 hours working life)
- Гэрэлтүүлэг: 5000 люмен
- Гэрэлтүүлгийн горимууд: Өндөр, Дунд, Бага, Strobe, SOS
- Фокус: Zoomable (Adjustable from floodlight to spotlight)
- Материал: Aluminum Alloy, ABS, Polycarbonate
- Дуусах төрөл: Аноджуулсан
- Усны эсэргүүцэл: IP65 (Waterproof from splashing water)
- Эрчим хүчний эх үүсвэр: Батерейгаар ажилладаг
- Зайны төрөл: 3 x AAA (Alkaline) or 1 x 18650 (Rechargeable) - Батерей ороогүй болно
- Бүтээгдэхүүний хэмжээ: Ойролцоогоор 1"D x 1"W x1"H
- Барааны жин: Ойролцоогоор 9.9 унц
- Онцлог шинж чанарууд: Durable, Detachable Belt Clip, Anti-slip finish, Hand Strap
8. Баталгаат хугацаа ба дэмжлэг
For warranty information or technical support, please refer to the documentation included with your purchase or contact LETMY customer service through the retailer where the product was purchased. Please retain your proof of purchase for warranty claims.





