Add Securifi Peanut Smart Plug

Measurements not supported/tested as they require a firmware upgrade (?). Switch works though.

See Koenkk/zigbee2mqtt#809

devices.js

@@ -3069,6 +3069,33 @@ const devices = [
             execute(device, actions, callback);
         },
     },
+
+    // Securifi
+    {
+        zigbeeModel: ['PP-WHT-US'],
+        model: 'PP-WHT-US',
+        vendor: 'Securifi',
+        description: 'Peanut Smart Plug',
+        supports: 'on/off, power measurement',
+        fromZigbee: [fz.ignore_electrical_change, fz.generic_state, fz.ignore_onoff_change],
+        toZigbee: [tz.on_off],
+        configure: (ieeeAddr, shepherd, coordinator, callback) => {
+            const device = shepherd.find(ieeeAddr, 1);
+            const onOff = {direction: 0, attrId: 0, dataType: 16, minRepIntval: 0, maxRepIntval: 1000, repChange: 0};
+            const rmsCurrent = {
+                direction: 0, attrId: 1288, dataType: 33, minRepIntval: 0, maxRepIntval: 3, repChange: 0,
+            };
+            const electricalCfg = [rmsCurrent];
+            const actions = [
+                (cb) => device.foundation('genOnOff', 'configReport', [onOff], foundationCfg, cb),
+                (cb) => device.bind('genOnOff', coordinator, cb),
+                (cb) => device.foundation('haElectricalMeasurement', 'configReport', electricalCfg, foundationCfg, cb),
+                (cb) => device.bind('haElectricalMeasurement', coordinator, cb),
+            ];
+
+            execute(device, actions, callback);
+        },
+    },
 ];
 
 module.exports = devices.map((device) =>