Features ????[High-Quality Material]: The Leku control switch is made of high-quality ABS plastic, which is effectively insulated, anti-corrosive, not easy to age, small in size, light in weight, resistant to high and low temperatures, durable, long life, used for single, hook, industrial ????[Parameter model]: Leku Crane Hoist Control is a trailer switch controller suitable for large cranes. Rated contact current: 5A, working voltage: 500V, head IP protection level: IP54, size: 31.5*7.6cm, button color: black and white with emergency stop. ????[Emergency Stop Switch]: Leku Crane Chain Hoist Switch has 2 control buttons and 1 emergency stop button, black and white button buttons, responsive and fast. It helps you maintain control and prevent parking accidents. ????[Easy to Use]: Leku crane controller has 2 buttons, 2 buttons, safe and reliable, easy to use, comfortable to hold, and can be operated with one hand. ????[Professional Manufacturing]: Leku Crane Hoist Control uses high-quality electronic components internally, is professionally manufactured, has stable performance, high reliability, and is safe to use outdoors, in dusty conditions, in rain and snow. You can buy with confidence. Features: This is a square rocker switch with 4 pins. Easy to control the on-off of electric equipment. Flame retardant insulated plastic shell. IP65 waterproof and dustproof. Stable and reliable, long service life. Specification: Optional quantity: 1pcs/5pcs Working voltage: 120VAC/250VAC Working current: 30A Contact resistance: 50MΩ Insulation resistance: 100MΩ Electrical life: 10000 times Weight: Approx. 14-70g Package List