Specification Trade name: mini coil Material: acrylic electronic components Category: Handmade diy Built-in battery: 2200 mAh Charge: 12.6v1a Endurance>1700 times Size:20cm*7.1cm*18cm/7.87*2.80*7.09 inches Arc:13cm/5.12 inches DESCRIPTION Handheld Coil is an artificial lightning generator with a shell assembled from fully transparent acrylic panels. Artificial lightning generator: the shell is fully transparent, hand-assembled from acrylic board; with a 12.6V battery 2200mAh high-capacity power lithium battery pack EASY TO CARRY: This handheld coil is mobile and portable. This product adopts keyed single trigger mode. Built-in battery: the shell is fully transparent - Ming acrylic board hand-assembled; with a 12.6V battery 2200mAh high-capacity power lithium battery pack Strong range: power supply can produce more than 13cm length of the beauty of the lightning strikes up to 1700 times, both in terms of effect and range have good performance Precautions for use: When using, please pay attention to the battery voltage on the voltmeter When 12.4V is displayed, it means it is full; When it shows about 10.5V, please make sure to charge it before use. It will not damage the battery directly. Note to users: 1, the user for the first time to use the device, may appear to press the arc-inducing switch, arc-inducing failure, you can observe the function panel LED2, that is, the indicator does not light up. If this occurs, the user needs to turn off the power switch and turn it on again to release the protection status of the device until the RST indicator on the function panel lights up again. 2. After the RST indicator lights up again, the user needs to touch the device's discharge pin and then try to trigger the arc-inducing switch again to assist in starting the device. This process can be tried several times until the device can normally send out the arc. 3, if in the process of using the RST indicator light suddenly off, the user can try to turn off the power switch and restart the device can be restored to normal. Product List : 1 * removable mini arc generator 1*Adapter