Features 2 PORTS FOR FAST CHARGING: There are two USB ports, 5V 2.1A output, provide fast and convenient charging, very powerful WIDE APPLICATION: 12VDC hole output can provide 12V DC power, can be used for heating clothes, conditioning clothes, heating gloves; small heating, cooling appliances VERSATILE USES: Powered by lithium batteries, making your power tool battery versatile​​​ and important where electricity is not available COMPACT AND LIGHT: This work light is compact, similar in size of your lithium battery, but much lighter. Built in strap clips attach to a belt or holster 3 LEVELS WITH RESET BUTTON: 3W LED light with 3 levels(100-200-300LM), can illuminate a room of 10 square meters, with switch reset button Feature: 1. 2 PORTS FOR FAST CHARGING: There are two USB ports, 5V 2.1A output, provide fast and convenient charging, very powerful 2. WIDE APPLICATION: 12VDC hole output can provide 12V DC power, can be used for heating clothes, conditioning clothes, heating gloves; small heating, cooling appliances 3. VERSATILE USES: Powered by lithium batteries, making your power tool battery versatile​​​ and important where electricity is not available 4. COMPACT AND LIGHT: This work light is compact, similar in size of your lithium battery, but much lighter. Built in strap clips attach to a belt or holster 5. 3 LEVELS WITH RESET BUTTON: 3W LED light with 3 levels(100-200-300LM), can illuminate a room of 10 square meters, with switch reset button How to Use: Front LED Light Use: Long press for 1 second to turn on the front LED light, short press is the first light, the second light, the third light, long press for 1 second to turn off the light Specification: Item Type: Lithium Battery USB Adapter Material: ABS Input: 14.4-20V Output: Dual USB, 5V 2.1A per port, 4.2A total Luminous Flux: 100-200-300 (LM) Light Source: White Lighting Angle: Direct Control System: Switch Service Life: 1000 (H) Appearance Size: Approx. 105 x 75 x 50mm / 4.13 x 2.95 x 1.97in Shell Material: ABS Protection Class: IP65 Installation Method: Surface installation Package List: 1 x Lithium Battery USB Adapter 1 x User Manual Note: If this product is not in use, it is best to remove from the battery to avoid power consumption. Package List 1 x Lithium Battery USB Adapter 1 x User Manual