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 environment Specification: Item Type: Industrial Radio Remote Control Product Material: ABS Product Model: YU-2S Temperature Range: -5~85℃ Radio Frequency Point: 800MHz Protection Level: IP68 Control Distance: Approx. 100meter / 328.1ft(in open environment) Battery: 2 x 1.5V AA batteries(not include) . Package List: 1 x Remote Control1 x Transmitter1 x Protective Case2 x Fuse1 x User Manual Note: Do not disassemble the product at will, there may be a risk of electric shock.