... . 2 post E-lift 2. Single-side electro-release 3. easy,smooth&steady/safe operation 4. 3. ... close protection by dynamic hydraulic pressure, single side electrical release, ensure double safe staying for vehicles.6. ABS ... Control box, 24V operation system, manual lock release for emergency lowering valve. 7. Endure Max 5 T ... (mm): 3420 / 3420 2 post hoist two post car lift YP2-35E electrical release