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Black rectangular lithium-ion battery pack 52.98 by 35.39 by 11.61 mm

CameronSino

CameronSino DS-CS-BT388SL 1800mAh GPS Battery

SKU CH-DTZF-KMQN3

1800 mAh lithium-ion replacement cell fits Globalsat, Royaltek, Navilock and OnCourse GPS receivers

  • Product typeGPS Batteries
  • 1800 mAh capacity powers GPS receivers for longer trips
  • 7 V lithium-ion chemistry matches original battery specifications
  • 98 x 35.39 x 11.61 mm form factor fits listed devices exactly
  • Replaces NTA2236 part number across multiple brands
  • Compatible with BT-318, BT-335, BT-338, BT-821 and Royaltek RBT-2010 models

CameronSino 1800mAh GPS Battery

The CameronSino DS-CS-BT388SL is a 3.7V 1800mAh lithium-ion replacement cell built for a range of Bluetooth GPS receivers including the BT-318, BT-335 and Royaltek RBT-2010. It suits owners of those specific units who need a fresh power source matching the original NTA2236 specification.

Installation and common issues

The pack measures 52.98 by 35.39 by 11.61 mm and fits the battery compartment of the listed models without modification. Problems usually arise when the connector orientation is reversed or when the replacement is attempted on a device not named in the compatibility list such as the BT-315 or GNS 5840.

Sustained-load behaviour

Rated at 6.66Wh the cell delivers steady voltage across extended logging sessions typical of navigation use. It is not designed for high-drain applications that exceed the standard GPS receiver current draw.

How it compares

Measured against everything we stock in GPS Mounts & Accessories, at today’s prices. Recalculated every night.

Price $10.99
Cheaper than about 75% of the 716 comparable items (median $14.99).

Specifications

Product
Brand nameCameron Sino
Model nameDS-CS-BT388SL
Product typeGPS Batteries

Questions about this item

How can I confirm the 1800mAh 3.7V battery is working correctly after installing it in my BT-338?

Charge the pack fully, then power on the GPS receiver and verify it acquires a satellite fix and runs for several hours without shutting down.

What comes in the box and is any extra hardware needed for the NTA2236 replacement?

The package contains one black 52.98 x 35.39 x 11.61 mm Li-ion cell; no additional cables, screws or adapters are required for the listed Globalsat, Royaltek and Navilock models.

Which capacity should I choose between the 1800mAh DS-CS-BT388SL and other NTA2236 variants?

The DS-CS-BT388SL is the 1800mAh 6.66Wh version; select it when your original NTA2236 cell is rated at 1800mAh to match the factory runtime.

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