Feature 1 FIVE POWERFUL PROTECTION FUNCTIONS: Possess five powerful protection functions such as splash proof, dust proof, shock proof, magnetic proof, and static proof, allowing you to have fun in the process of use 2 GOOD QUALITY ABS SHELL: Using good quality ABS shell design, which can effectively resist the damage caused by accidental impact 3 DROP PROOF AND WEAR RESISTANT: High strength transmitter shell is drop proof, wear resistant and color resistant, more durable 4 STRONG PENETRATING POWER: Adopt smart wireless technology, the signal has no fear of interference, possess strong penetrating power and stability 5 IP68 PROTECTION GRADE: 800MHz radio frequency point, protection grade is IP68, control distance up to 100meter in open environmentItem Type: Industrial Radio Remote ControlProduct Material: ABSProduct Model: YU-2STemperature Range: -5~85Radio Frequency Point: 800MHzProtection Level: IP68Control Distance: Approx. 100meter / 328.1ft(in open environment)Battery: 2 x 1.5V AA batteries(not include) Package List1 x Remote Control1 x Transmitter1 x Protective Case2 x Fuse1 x User ManualNoteDo not disassemble the product at will, there may be a risk of electric shock.