The Watson Duo LCD Charger 2 EN-EL23 Platesfrom Watson Duo LCD Charger 2 EN-EL23 Platescharges 1 or 2 batteries of various types via dedicated interchangeable plates, which are required and available separately. The Duo Charger can simultaneously charge 2 different battery types with different voltages. It runs on 100-240 VAC power, allowing for use all over the world. The charger also features a USB 2.0 port for charging another device simultaneously. The LCD screen provides a digital read-out of each battery's charge percentage while charging and can also show a battery's charge status via the battery test button, even when the charger is unplugged. Integrated detection circuits protect batteries from overheating while charging by automatically stopping the charging process, and also guard against dangers such as defective batteries or short circuits. The Duo includes a power cord with a 2-prong US plug, as well as a 12 VDC car charger that plugs into a cigarette lighter.

100-240VAC Power for Worldwide Use    Charging Time: 2-6 hr    USB 2.0 Port for Charging Other Devices    Includes 2 Nikon EN-EL23 Battery Plates    Accepts Various Other Battery Plates    Digital Read-Out of Charge Percentage    Includes Power Cord    Includes 12VDC Car Charger

• Accepts up to two Watson interchangeable battery plates, available separately

• Simultaneously charges two batteries independently

• Overcharge and overheat Protection

• LCD screen displays charging status

• USB output charges mobile devices

• 12 VDC car adapter allows mobile charging

Related Questions and Answers

Q: 1. I currently own this charger. Is it safe to use with Sony-style L-Series batteries (with the correct battery plates of course)?

A: Yes its safe. The Sony L plate is at this link https://bhpho.to/37ZXAJu.

Q: 2. Is there a plate for the Watson charger that supports the Olympus BLS-50 battery?

A: You can use this plate for the Olympus BLS-50 battery: https://bhpho.to/3pKR9C4

Q: 3. if I am in a remote location with an external power source, can the usb be used to connect to the power source to charge the battery?

A: No - the available power sources to charge batteries on the Watson charger are mains power or cigarette lighter - the USB on the device is for output only to change tablet/mobile phone.

Q: 4. Will this charger charge the silver batteries that come with the Canon T3i?

A: Yes, the Watson Duo LCD Charger will charge the LP-E8 batteries which are included with the Canon Rebel T3i.

Q: 5. Can I charge my Nikon D500 & D850 battery with the Watson EN-EL15 Battery Plate?

A: Yes, the Watson plate is compatible with those batteries.

Q: 6. Will this charger work for the EN-EL15b battery?

A: Yes it will

Q: 7. How much time does it take to charge a fully depleted Nikon EN-EL15 battery? Does it take longer if I charge two bateries simultaneously?

A: It takes about 45 min. No difference if one or two batteries. Also nice to see the meter % charge.

Q: 8. Anyone know where to get a replacement DC car charging cable for this?

A: Unfortunately, we do not carry a replacement DC car charging cable for the Watson Duo charger. We recommend reaching out to the manufacturer/distributor, Gradus Group. Tel: (212) 594-2120 Email: info@gradusgroup.com

Q: 9. Can complaints about the battery-holder-plates being insecure be solved with tape or gaffers tape applied to the side and bottom of the plates??? Is it feasible to secure them in some manner like this???

A: I have not been able to solve this problem by placing tape or cardboard underneath the plates.

Q: 10. Is it possible to use it for the batteries of Nikon z8?

A: The Watson Duo LCD Charger with Two EN-EL15 Battery Plates can charge the Nikon EN-EL15c Rechargeable Lithium-Ion Battery for the Nikon Z8 Mirrorless Camera.