The SKAR-16S with SMD Rotary Encoders ROHS is a switch manufactured by SM Switch. It is a 16-step detented rotary encoder with a SMD form factor and RoHS (Restriction on Hazardous Substances) compliant. It features a PBT plastic housing, gold-plated alloy terminals and two CW/CCW channels. The switch has a shaft diameter of 4mm, with a maximum rated power of 50 VDC and a total maximum current of 0.1A. It can be used as a speed control switch for applications including consumer electronics, toys, instruments, and automotive applications. It features a wide operating temperature range of -40°C to 85°C and a long life of 5,000 cycles. Additionally, it has a dustproof and waterproof IP54 rating, making it highly suitable for outdoor and rugged environments.