3.7-12v waterproof button switch 3 gears adjustable temperature controller p

brand new and high quality Feature: High-purity copper core wire, low resistance, has good conductivity and stable performance. Made of high-quality material, anti-abrasive, anti-corrosion, and safe to use. 3 Gears adjustment: red/blue/green colors indicator lights represent different gears respectively. Easy and simple to operate, just press the button. Temperature Control Switch only, other accessories demo in the picture are not included! Specifications: Item Type: Temperature Control Switch Material: plastic Size: 34x34x7mm/1.3x1.3x0.2in Color: Black Voltage: 3.7-12V Wire:3 lines Indicator light: red: high gear , medium gear 70%, low gear 35% Quantity: 1 PC Standby Power Consumption: 3uA Working Current: Max 3A Note: No retail package. Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1 x Temperature Control Switch