Chargers work well in most aspects, except that "floating voltages exceed industry lead acid ratings Acid batteries outperform all four devices tested; So not ideal for my application.
Charger Vympel 57 black
110 Review
Efficient Charging With LST 7 Stages 5A Battery Charger - 3.3A 12V For Ultimate Performance
35 Review
Mroinge Automatic 6V/12V Trickle Charger For Vehicles, Motorcycles, Boats And More - Maintain Your Batteries With Ease!
29 Review
CARKU Pro-10 black/red
91 Review
DVR 70MAI Dash Cam Pro Plus+, black (A500S), black
87 Review
Rechargeable screwdriver OA-3,6F (433.0.2.00), 3.6 V, 1.3 Ah Li-ion, blister
46 Review
Xiaomi Mijia Ratchet Screwdriver 16 in 1 Screwdriver with Interchangeable Bits, 10 pcs, Black
22 Review
Reversible Mi 16-in-1 Ratchet Screwdriver
21 Review