Feature 1 There are 8 operation keys, including seven single speed buttons and one total stop button 2 With battery voltage warning device, cut off the circuit when the voltage is insufficient. 3 Can be connected to the computer interface to set internal functions 4 The power button can be set to normal, selflocking and acceleration by the computer. 5 Suitable for single hook single speed, two mechanism jog hoist and industrial control below 6 contacts Features: 1. There are 8 operation keys, including seven single speed buttons and one total stop button 2. With battery voltage warning device, cut off the circuit when the voltage is insufficient. 3. Can be connected to the computer interface to set internal functions 4. The power button can be set to normal, self-locking and acceleration by the computer. 5. Suitable for single hook single speed, two mechanism jog hoist and industrial control below 6 contacts Specification: Condition: Brand New Operating Temperature: -35 to +80(regardless of battery temperature) Protection Level: IP65 Weight: Approx. 1411g / 49.8oz Remote Control Parameters: Housing Material: Fiberglass Reinforced Nylon Protection Level: IP65 Transmit Power: <10dbm Transmitter Power: 2 AA Batteries(not included) Transmitter Power Supply: DC 3V Security Code: 32 Bits (4.3 Billion Groups) Control Distance: 100 Meters Receiver Parameters: Housing Material: Fiberglass Reinforced Nylon Protection Level: IP65 Transmitting Power: 110dbm Security Code: 32 Bits (4.3 Billion Groups) Electric Shock Capacity: 8A Fully Sealed Relay Input Receiver Power Supply: AC220V Package List: 1 * Transmitter 1 * Receiver 1 * 1m Connecting Cable 1 * User Manual 1 * Dust Cover Package List1 * Transmitter1 * Receiver1 * 1m Connecting Cable1 * User Manual1 * Dust Cover