HERCULES Radio Remote control -- Joystick Series Features: (1) European-made water-proof industrial standard joystick, duration up to million times. (2) Tough PC/PA housing material to meet the worst environment, shock/water/dust-proof. (3) International standard EMS-stop push button (turn-to-on) with dual-security key in the other side. (4) Function-setting via PC, easily meet different requests for various possibilities. (5) Internal antenna design, avoid unnecessary damage/broken. (6) Interference free from multi digital-protect, prevent error-motion occurred. Models Type: Multi-Steps Series A3-P5: 2 cross-axis fingertip joystick, 6 directions each direction with 5 steps. A4-P5: 2 cross-axis fingertip joystick, 8 directions each direction with 5 steps. A4-P3: 2 cross-axis fingertip joystick, 8 directions each direction with 3 steps. Proportional Output Series A3-PROP: 3-axis fingertip joystick, each axis with proportional output, 6 directions. A4-PROP: 4-axis fingertip joystick, each axis with proportional output, 8 directions. A5-PROP: 5-axis fingertip joystick, each axis with proportional output, 10 directions. A6-PROP: 6-axis fingertip joystick, each axis with proportional output, 12 directions. H8, H10: 4 & 5-axis fingertip joystick, each axis with proportional output ( to coordinate with Danfoss proportional valve ), 8/10 directions. Technical Specifications Security code: up to 256 sets. Output power:less than 10mW. Frequency range: 300MHz (20CH) / 868MHz (20CH). Channel spacing: 50Hz, 60Hz. Frequency control: Quartz crystals. Operation temperature: -10~+70 Operation range: 100M (ex-factory standard). Ratio output voltage: 0~10V. (coordinate with inverter) Ratio output current0~1A.. (coordinate with hydraulic valve.) Transmitter enclosure: IP65. Receiver enclosure: IP67. Operation voltage: DC12V, 24V. (for Mobile hydraulic crane use). Option voltageAC 110V / 220V / 380V. (for crane use).