The ROCK CRAWLER 4x4 can tackle all terrain with its super tough construction. Powerful 2 motor drive enables the ROCK CRAWLER to manage inclines up to 45°. ROCK CRAWLER 4x4 has working searchlights and excellent off-road performance with articulated front and rear suspension and shock absorbing, anti-skid tires. The impact resistant front and rear bumpers protect the vehicle from crashes- size: 26.9 x 18 x 14 cm- frequency: 2.4GHz- remote control requires 2 x AA batteries (not included)- unit uses Li-Ion battery 3.7V/1200mAh (included) (included)- charging time: about 120 min.- flying time per charge: up to 30 min.- speed: up to 5 KMH- range: up to 60 metres.