Feature: This item worked on any of 6V-24V batteries(include Lithium battery, batteries and other batteries) The light can only be lighted up on correct connection. When you have this Igniter ,no longer need buy another charger,only need to power by putting on the battery you carry, easy to use. Suitable for all RC Car and ratio. Note:Need 500-5000 mA current for normal use. It must use at least 6V 800 mAh battery Specification: Material: Metal Color: Input Voltage: 6V-24V Output Voltage: 1.20V-1.25V Weight: 52 g Product FAQ: Q:Product does not work or smoke situation. A: 1.Please check the voltage and current whether is eligible. 2.Check that the wiring is correct 3.Check whether the short circuit: remove the white metal pipe, if the of plastic leather is , power, the red plastic skin is melted, may be short circuit. Package included: 1 * Electronic Glow Plug Igniter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.