Features: Charging time: fast charge, can be fully charged in 1.5-2 hours without electricity. Use time: the output current is 2.0A, under the condition of normal 8V voltage work, it can work continuously for more than 4 hours, the voltage is stable, and the intermittent use can be about 5-6 hours. Starting voltage: memory function, restore the last closed voltage after starting. Gear position: adjustable voltage gear position 5-12V, long press 0.5V to adjust, short press 0.1V to adjust. Applicable: for Cheyenne card needle port size, suitable for most integrated needles on the market. Specifications: Material: Aluminum Alloy Color: Black Needle Out: Not Adjustable Display: High-definition LCD Screen Display (voltage-power-working for time) Battery Capacity: 1300mA Working Voltage: 5-12V Dimensions: approx. 85.5x33.5mm/ 3.37x1.32in RCA Cable Length: approx. 135mm/ 5.31in Handle Pole Length: approx. 26mm/ 1.02in Diameter: approx. 8mm/ 0.31in Output Interface: RCA Interface Input Interface: Type-C Interface (USB-C) Package Includes: 1x Wireless Handle 1x Stainless Steel Thimble Rod (85-90-95mm) note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.