SP-2299-Universal Battery Charger Details

Product: SP-2299-Universal Battery Charger AAA, AA, C, D and 9 Volt Charger


  • Charges 2-4 AAA, AA,C,D and 1-2 9 Volt batteries                
  • Charges NiMh or NiCd batteries
  • Automatic charging current
  • 2 channel charging
  • Adjustable contacts for AAA, AA, C, D  batteries
  • Counter top design
  • Powered by Supplied AC adapter when using in doors
  • 12 VDC Car adapter for using in vehicles
  • Batteries protected by -dv detection
  • Timer protected as well
  • Compact, rugged and durable
  • LED display for rapid charge/ trickle charge/bad cell detection
  • Automatic charging current selection for different size batteries
  • Red LED-rapid charge; Green LED -Cells are ready to use/trickle charge;
  • Flashing Red LED- Cells are not suitable for charging;
  •  For 9 Volt batteries=Red LED-Charging

    Charging instructions:
  1. Insert 2/4 pieces AA,AAA,C,D or 1/2 9 volt rechargeable NiMh or NiCd batteries into compartment.
  2. Batteries must be charged in pairs
  3. 9 volt batteries can be charged individually
  4. For charging only 2 pieces of AA,AAA,C,D batteries insert batteries on left or right side of charging terminal.
  5. Batteries must be charged in pairs with same battery size and capacity. If different size batteries are placed in one charging terminal, the RED LED will flash and the charging is terminated.
  6. Make correct contact for polarity (+ and -) according to sign in the battery compartment.
  7. WHEN USING INDOORS: Connect the supplied AC adapters barrel plug into jack on the back of charger Plug the AC adapter into household electric outlet.. CAUTION: The supplied AC adapter supplies 12VDC and delivers 800 mA, and its plug fits into the chargers DC INPUT JACK. Using an adapter that does not meet these specifications could damage the charger and/or the adapter. 
  8. WHEN USING IN A VEHICLE:  Connect the supplied DC car adapter's barrel plug into the chargers DC INPUT JACK. Plug the large end of plug into 12v car lighter power  port.





Charge Current








850 mA

850 mA

850 mA

3 hours

4 hours

8 hours

14 hours


Trickle Charge Current

25-40 mA


Detect method

-AV auto cutoff for AAA,AA,C,D size batteries


Charging Current

16 mA


Charging Time

AAA 600-800 mAh

1.5-3 hours


AA 800-2500 mAh

1-3 Hours


C 1200-4500 mAh

2-7 hours


D 1200-9000 mAh

2-14 hours


9Volt 100-200 mAh

9-17 hours

Charge time will vary depending on brand, capacity and condition of batteries being charged

CAUTION: Important Safety Instructions
1> Before charging batteries read instructions
2>This charger is intended for use with Nickel Cadmium and Nickel Metal Hydride batteries only. Attempting to charge other types of batteries may cause personal injury and damage charger.
3>Recharge only one type of battery (NiCd or NiMh) at one time.
4>Do not expose charger to rain or moisture. For indoor use only.
5> unplug when not in use.
6>Never use an extension cord or any attachment not recommended  by manufacture, otherwise this may result in fire, electric shock or injury to persons.


Supreme Power Product Warranty

LifeLight otoscope and ophthalmoscope batteries carry a full 24-month warranty. 
Batteries are dated on the month they are shipped and warranty is good for 24 months thereafter.

Supreme Power LifeLight batteries are not prorated on warranty for time of use.

Find out more

We accept these cards

credit cards accepted
Mailing Address: 359 Hood Road Suite 160 | Jasper, GA 30143 USA

Like to know more?

Interested in our products? Something you are looking for that you don't see on this site? Need Large Quantities of Medical Battery packs assembled... Contact Us with your requirements.

Need to talk to us

Phone: 800.906.0603
Local Georgia: 678.493.7485
Email: Email

Back to top