diff --git a/lamps/2897624480138/metrics.json b/lamps/2897624480138/metrics.json
index 8c00ec7..0968853 100644
--- a/lamps/2897624480138/metrics.json
+++ b/lamps/2897624480138/metrics.json
@@ -2,7 +2,7 @@
   "name": "2897624480138",
   "manufacturer": "",
   "model": "",
-  "notes": "",
+  "notes": "Retailer-internal barcode (GS1 restricted range 20-29); brand and model not publicly resolvable.",
   "instrument": "HPCS6500",
   "measured_at": "2026-07-08T12:13:08+07:00",
   "instrument_date": "2026-07-08",
diff --git a/lamps/8718696822708/metrics.json b/lamps/8718696822708/metrics.json
index d4934fc..d924367 100644
--- a/lamps/8718696822708/metrics.json
+++ b/lamps/8718696822708/metrics.json
@@ -1,7 +1,7 @@
 {
   "name": "8718696822708",
-  "manufacturer": "",
-  "model": "",
+  "manufacturer": "Philips",
+  "model": "LEDBulb 8W E27 3000K (68W equivalent, 770 lm)",
   "notes": "",
   "instrument": "HPCS6500",
   "measured_at": "2026-07-08T12:01:34+07:00",
diff --git a/lamps/8850646092349/metrics.json b/lamps/8850646092349/metrics.json
index ac7dfa1..0845ee0 100644
--- a/lamps/8850646092349/metrics.json
+++ b/lamps/8850646092349/metrics.json
@@ -1,7 +1,7 @@
 {
   "name": "8850646092349",
-  "manufacturer": "",
-  "model": "",
+  "manufacturer": "LAMPTAN",
+  "model": "LED Bulb Gloss V2 9W E27 Daylight 6500K",
   "notes": "",
   "instrument": "HPCS6500",
   "measured_at": "2026-07-08T12:09:22+07:00",
diff --git a/lamps/8850646092905/metrics.json b/lamps/8850646092905/metrics.json
index 2cf610c..93ce487 100644
--- a/lamps/8850646092905/metrics.json
+++ b/lamps/8850646092905/metrics.json
@@ -1,8 +1,8 @@
 {
   "name": "8850646092905",
-  "manufacturer": "",
-  "model": "",
-  "notes": "",
+  "manufacturer": "LAMPTAN",
+  "model": "LED Bulb Gloss V2 9W E27 Warm White 2700K",
+  "notes": "Gloss V2 series attribution from retailer listings; verify against packaging.",
   "instrument": "HPCS6500",
   "measured_at": "2026-07-08T12:11:17+07:00",
   "instrument_date": "2026-07-08",