15km/h speedboat infrared remote control boat high speed electric rc boat ship toys

item name: hq5011 infrared control boat color: red / yellow optional control frequency: 27mhz (yellow boat) 40mhz (red boat) motor: brushed double motor remote distance: about 40m speed: 15km/h function: forward / backward / left turn / right turn boat battery: 4.8v 700mah ni-mh battery (included) charging time: about 90mins playing time: about 10mins remote controller battery: 2 * 1.5v battery (not included) item dimension: 34 * 8.5 * 8cm item weight: about 221g