One machine combined of 22Ah AGM battery and 6 X 600F ultra capacitors which takes advantages of both. The hybrid high power technology has long life offering up to 90% of vehicle starting power. Supplied with a fully automatic charger and heavy duty leads and clamps.Features and Benefits LED indicators for accurate booster status 12V DC output socket for smaller devices On/off switch for easy control Integrated circuit breaker protection for safety High quality Swiss construction to protect the machine against accidental damageNotes2 years domestic guarantee