Applicable models: For GH3, GH4, GH5, GH5S... Product features: full decoding, power display on the camera; with power indicator light, when powered on, the indicator light is green; when using, please plug the Type-C charging cable into the mobile power bank of the charging treasure first, and then install the battery into the camera battery Inside the compartment, and then turn it on again. Due to different batches, there may be differences in product appearance, color, and text, which will not affect the use Product parameters: Product model: BLF19-Type-C Input voltage: 9V (Type-C) Output voltage: 7.4V-8.4V Applicable power supply: charging treasure mobile power supply with Type-C/PD 9V output Material: plastic colour: black Package Contents: 1 x Dummy Coupler Battery Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.