1、With the latest LED, it has a lifetime of up to 10,000 hours. 2、Made of aluminum alloy material, slip-resistant and very durable. 3、Drive: Intelligent digital circuit control, linear output, nominal operating current: 1000mA, nominal operating voltage 7V. 4、External light treatment: Three levels of military hardening treatment, wear resistance, corrosion resistance, good use, feel good. 5、Full waterproof design, O-type sealed waterproof ring, so that the product better waterproof, normal use in heavy rain. Description: The torch is sturdy and durable enough for long time daily using. Suitable for outdoor activities. With the latest LED, it has a lifetime of up to 10,000 hours. Lightweight, mini size with rope, portable for daily use. Features: With the latest LED, it has a lifetime of up to 10,000 hours. Made of aluminum alloy material, slip-resistant and very durable. Drive: Intelligent digital circuit control, linear output, nominal operating current: 1000mA, nominal operating voltage 3.7V. External light treatment: Three levels of military hardening treatment, wear resistance, corrosion resistance, good use, feel good. Full waterproof design, O-type sealed waterproof ring, so that the product better waterproof, normal use in heavy rain. Suitable for (fluorescence detection, authenticate jade, cosmetic for authenticate). Specification: Condition: 100% Brand New Light bulb: XPE white + XPE purple / XPE white + XPE red Battery: Built-in battery Material: Aluminum Alloy Switch: Press Switch File:1217-A Gear 4 files XPE white light-XPE white light-XPE white flash-XPE purple        1217-B 4 speeds XPE white light-XPE white light-XPE white flash-XPE red light Charging method: Tail USB charging Size: 11.4cm (length) x 2.5cm (head diameter) x 2.2cm (diameter of the tail) Note: 1. Can not direct light to the eyes, so as not to cause damage to the eyes; 2. Do not use under pressure, do not reverse the battery, otherwise it will burn the circuit board; 3. The company's flashlight has the ability of waterproofing in daily life. Normally, there will be no problem in the rain, but it does not have the diving function. Please do not carry this flashlight to dive or put it in the basin or bathtub for a long time. 4. In order to keep the O-ring (seal rubber ring) and screw threads smoothly, wipe Vaseline oil on the surface 2-3 times a year. Packaged included: 1 x Torch (Not include the battery)