... -007 Li-ion charger is compatible with: 16340,18350,14500,14650,17670,18500,18650,18700,22650,25500,26650 batteries TrustFire TR-007 Rechargeable Li-ion Battery ... . The charger has three modes (H is big charging current, L is a small charging current, O for USB charged external mobile ... information needed, I will reply you soon) TrustFire TR-007 Li-ion Rechargeable Battery Charger